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How can we check the binomial factors to verify that they are truly factors? Are the factors (x + 5)(x – 8) truly factors of x2 – 2x – 30. Show your work.

How can we check the binomial factors to verify that they are truly factors? Are the factors (x + 5)(x – 8) truly factors of x2 – 2x – 30. Show your work.
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How can we check the binomial factors to verify that they are truly factors? Are the factors (x + 5)(x – 8) truly factors of x2 – 2x – 30. Show your work.

User Elhoej
by
7.8k points

1 Answer

3 votes
(x + 5)(x - 8) = x^2 - 3x - 40
They are not factors of x^2 - 2x - 30.
User Bogdan D
by
7.8k points
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